131430785 (number)

131430785 is an odd 9-digits composite number following 131430784 and preceding 131430786. In scientific notation, it is written as 1.31430785 × 10^8. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 105026544 positive integers (up to 131430785) that are relatively prime to 131430785.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million four hundred thirty thousand seven hundred eighty-five

Notation

Scientific notation 1.31430785 × 10^8
Engineering notation 1.31430785 × 10^6

Prime Factorization of 131430785

Prime Factorization 5 × 919 × 28603

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 131430785
Product of the distinct prime numbers

The prime factorization of 131430785 is 5 × 919 × 28603. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 131430785)

Multiplication

n×y
n×2 262861570
n×3 394292355
n×4 525723140
n×5 657153925

Division

n÷y
n÷2 65715392.5
n÷3 43810261.666667
n÷3 32857696.25
n÷5 26286157

Exponentiation

ny
n2 17274051245716225
n3 2.2703421153547E+24
n4 2.9839284643963E+32
n5 3.9218006045945E+40

Nth Root

y√n
2√n 11464.32662654
3√n 508.43140369491
4√n 107.07159579711
5√n 42.04742652714

Divisors of 131430785

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -131430784
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 131430785 can be divided by 8 positive divisors. The sum of these divisors (counting 131430785) is 1, the average is 0.125.

Base conversion 131430785

Base System Value
2 Binary 111110101010111100110000001
3 Ternary 100011022101010212
4 Quaternary 13311113212001
5 Quinary 232121241120
6 Senary 21013003505
8 Octal 765274601
10 Decimal 131430785
12 Duodecimal 38023595
16 Hexadecimal 7d57981
20 Vigesimal 2118gj5
36 Base36 2690n5

Cryptographic Hash Functions

md5 78d4176743afc8631c85d7997a4deeb7
sha1 fc02b7277deedf81caa13fd067b4053d19479550
sha256 a8f24d78577716c794e8b6005d05d49fa51a2a8f57cbf514d3bbdf704b5e17b9
sha512 0bc92172912fcca323ed4c05ffd78f0aabbf7fbe13eda102131dbf0c2205d578bc176a1eacc257ee57ac899cf5ce8d41144e02fc22e34c9b5ab72c56156412b6
ripemd-160 f713a6b38862caeb83d9518d8695e0a7c02efb05

131430785 as geometric shapes

Circle

Radius = n
Diameter 262861570
Circumference 825803977.22308
Area 5.4268032491276E+16

Sphere

Radius = n
Volume 9.5099868143118E+24
Surface area 2.170721299651E+17
Circumference 825803977.22308

Square

Length = n
Perimeter 525723140
Area 17274051245716225
Diagonal 185871198.66034

Cube

Length = n
Surface area 103644307474297350
Volume 2.2703421153547E+24
Space diagonal 227644797.29866

Equilateral Triangle

Length = n
Perimeter 394292355
Area 7.4798836025322E+15
Altitude 113822398.64933

Triangular Pyramid

Length = n
Surface area 7.4798836025322E+15
Volume 2.6756238423012E+23
Height 61957066.220114